OHA Drinking Water Services
OHA Drinking Water Services
Contact Report Details
PWS ID: OR41 00262
PWS Name: DUNDEE, CITY OF
 
Who Was Contacted: Chuck Simson
Contact Phone: 503-538-6700
Contact Date: 07/24/2020
Contacted By: CIVIL WEST ENGINEERS, INC (DWP)
Contact Method/Location: Field
 
Assistance Type: CIRCUIT RIDER ASSISTANCE
 
Details: Background/Problem Identification:
The City of Dundee, Oregon wants to determine if they have sufficient chlorine contact time through their current water system configuration.

Assistance Provided:
5/15/20 – Received a request from Civil West (Marlin Gochnour) to assist City of Dundee with
this tracer study.
5/20/20 – Contacted City of Dundee, Chuck Simpson, to update Tracer Study reporting form to
update system modifications completed since last tracer study conducted in 2018.
5/27/20 – Submitted compiled tracer study data required for new tracer study to Chuck
Simpson study.
5/29/20 – Received confirmation that Tracer Study Pre-Approval data was complete from Chuck
Simpson.
6/2/20 – Pre-approval report for the CT test was written and submitted to OHA for review and
approval.
6/8/20 – Nicole Alfafara from OHA called Robert Almanza (HECO) regarding CT test pre-
approval questions and comments. OHA approved CT test pre-approval.
7/10/20 – HECO Engineers conducted on-site consultation and observance of the CT study
test. HECO Engineers re-conducted CT study since it required 4-5 hours on day of study to obtain lower baseline chlorine residual levels at the first user than at the injection point to properly initiate the test according to OHA standards.
7/21/20 – HECO Engineers sent email to Marlin Gochnour at Civil West for approval to contact
OHA regarding time extension due to additional time required to complete tracer study on-site on 7/10/20. Civil West approved.
7/21/20 – HECO Engineers sent Time Extension request to Tony Fields at OHA for City of
Dundee Tracer Study regarding additional time required to complete test conducted on-site on 7/10/20.
7/24/20 – HECO Engineers submitted data analysis and final CT Study test report for OHA’s
review and comment.

More information for this water system: SDWIS ID 4136
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